Holes in EndpointSlice Validation Enable Host Network Hijack

Issue Details A security issue was discovered in Kubernetes where a user may be able to redirect pod traffic to private networks on a Node. Kubernetes already prevents creation of Endpoint IPs in the localhost or link-local range, but the same validation was not performed on EndpointSlice IPs. Th...

Rancher Vulnerable to Cross-site Request Forgery (CSRF)

Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is...

GHSA-XHG2-RVM8-W2JH Rancher Vulnerable to Cross-site Request Forgery (CSRF)

Rancher 2 through 2.2.4 is vulnerable to a Cross-Site Websocket Hijacking attack that allows an exploiter to gain access to clusters managed by Rancher. The attack requires a victim to be logged into a Rancher server, and then to access a third-party site hosted by the exploiter. Once that is...

GHSA-PMQP-H87C-MR78 XML Entity Expansion and Improper Input Validation in Kubernetes API server

Improper input validation in the Kubernetes API server in versions v1.0-1.12 and versions prior to v1.13.12, v1.14.8, v1.15.5, and v1.16.2 allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming...

XML Entity Expansion and Improper Input Validation in Kubernetes API server

Improper input validation in the Kubernetes API server in versions v1.0-1.12 and versions prior to v1.13.12, v1.14.8, v1.15.5, and v1.16.2 allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming...

GHSA-6QFG-8799-R575 Kubernetes kubectl cp Vulnerable to Symlink Attack

The Kubernetes kubectl cp command in versions 1.1-1.12, and versions prior to 1.13.11, 1.14.7, and 1.15.4 allows a combination of two symlinks provided by tar output of a malicious container to place a file outside of the destination directory specified in the kubectl cp invocation. This could be...

Kubernetes kubectl cp Vulnerable to Symlink Attack

The Kubernetes kubectl cp command in versions 1.1-1.12, and versions prior to 1.13.11, 1.14.7, and 1.15.4 allows a combination of two symlinks provided by tar output of a malicious container to place a file outside of the destination directory specified in the kubectl cp invocation. This could be...

PT-2021-6816 · Unknown +2 · Kubernetes +1

Name of the Vulnerable Software and Affected Versions: Kubernetes affected versions not specified Description: A security issue in Kubernetes allows a remote attacker to redirect pod traffic to private networks on a Node, potentially accessing confidential data and compromising its integrity. The...

Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Improper input validation in the Kubernetes API server in versions v1.0-1.12 and versions prior to v1.13.12, v1.14.8, v1.15.5, and v1.16.2 allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming...

Kubernetes 输入验证错误漏洞

Kubernetes is an open source Docker container cluster management system from the Linux Foundation. The system provides resource scheduling, deployment operations, service discovery, and scaling up and down for containerized applications. An input validation error vulnerability exists in Kubernete...

Google Kubernetes 代码问题漏洞

Google Kubernetes is a set of open source Docker container cluster management system from the U.S. company Google Google. The system provides resource scheduling, deployment and operation, service discovery and scaling up and down for containerized applications. A code issue vulnerability exists ...

Security Bulletin: Vulnerabilities in the Python, Docker, and ICP affect IBM Spectrum Discover

Summary Vulnerabilities in the Python, Docker, and ICP such as a hole to obtain confidential information, denial of service, unauthorized access with high privileges, duplicate entries and CRLF injection, may affect IBM Spectrum Discover Vulnerability Details CVEID: CVE-2020-8566 DESCRIPTION:...

Kubernetes Privilege Escalation

Kubernetes version 1.5.0-1.5.4 is vulnerable to a privilege escalation in the PodSecurityPolicy admission plugin resulting in the ability to make use of any existing PodSecurityPolicy object...

GHSA-2JX2-76RC-2V7V Kubernetes Privilege Escalation

Kubernetes version 1.5.0-1.5.4 is vulnerable to a privilege escalation in the PodSecurityPolicy admission plugin resulting in the ability to make use of any existing PodSecurityPolicy object...

Protect Kubernetes Clusters with Admission Controller

Discover the power of admission controllers. Container security can be challenging, but this article will teach you how to guard your Kubernetes clusters against threats by screening containers before they even initialize...

Missing Authorization

Kubernetes version 1.5.0-1.5.4 is vulnerable to a privilege escalation in the PodSecurityPolicy admission plugin resulting in the ability to make use of any existing PodSecurityPolicy object...

Kubernetes SIGs kube-proxy 安全漏洞

Kubernetes SIGs kube-proxy is an open source application for Kubernetes SIGs. A web proxy. A security vulnerability exists in Kubernetes SIGs kube-proxy, which stems from the possibility that packets sent by the program may be incorrectly routed and arrive elsewhere...

Security Bulletin: IBM Cloud Kubernetes Service is affected by a Kubernetes API server security vulnerability (CVE-2021-25735)

Summary IBM Cloud Kubernetes Service is affected by a security vulnerability in the Kubernetes API server that could allow node updates to bypass a validating admission webhook CVE-2021-25735 Vulnerability Details CVEID: CVE-2021-25735 Description: Kubernetes kube-apiserver could allow a remote...

KubeArmor - Container-aware Runtime Security Enforcement System

Introduction to KubeArmor KubeArmor is a container-aware runtime security enforcement system that restricts the behavior such as process execution, file access, networking operation, and resource utilization of containers at the system level. KubeArmor operates with Linux security modules LSMs,...

Botkube - An App That Helps You Monitor Your Kubernetes Cluster, Debug Critical Deployments And Gives Recommendations For Standard Practices

For complete documentation visit www.botkube.io BotKube integration with Slack, Mattermost or Microsoft Teams helps you monitor your Kubernetes cluster, debug critical deployments and gives recommendations for standard practices by running checks on the Kubernetes resources. You can also ask...